G0400 Home sleep test (hst) with type iv portable monitor, unattended; minimum of 3 channels billable
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment billable
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report billable
G0404 Electrocardiogram, routine ecg with 12 leads; tracing only, without interpretation and report, performed as a screening for the initial preventive physical examination billable
G0405 Electrocardiogram, routine ecg with 12 leads; interpretation and report only, performed as a screening for the initial preventive physical examination billable
G0406 Follow-up inpatient consultation, limited, physicians typically spend 15 minutes communicating with the patient via telehealth billable
G0407 Follow-up inpatient consultation, intermediate, physicians typically spend 25 minutes communicating with the patient via telehealth billable
G0408 Follow-up inpatient consultation, complex, physicians typically spend 35 minutes communicating with the patient via telehealth billable
G0409 Social work and psychological services, directly relating to and/or furthering the patient's rehabilitation goals, each 15 minutes, face-to-face; individual (services provided by a corf-qualified social worker or psychologist in a corf) billable
G0410 Group psychotherapy other than of a multiple-family group, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutes billable
G0411 Interactive group psychotherapy, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutes billable
G0412 Open treatment of iliac spine(s), tuberosity avulsion, or iliac wing fracture(s), unilateral or bilateral for pelvic bone fracture patterns which do not disrupt the pelvic ring includes internal fixation, when performed billable
G0413 Percutaneous skeletal fixation of posterior pelvic bone fracture and/or dislocation, for fracture patterns which disrupt the pelvic ring, unilateral or bilateral, (includes ilium, sacroiliac joint and/or sacrum) billable
G0414 Open treatment of anterior pelvic bone fracture and/or dislocation for fracture patterns which disrupt the pelvic ring, unilateral or bilateral, includes internal fixation when performed (includes pubic symphysis and/or superior/inferior rami) billable
G0415 Open treatment of posterior pelvic bone fracture and/or dislocation, for fracture patterns which disrupt the pelvic ring, unilateral or bilateral, includes internal fixation, when performed (includes ilium, sacroiliac joint and/or sacrum) billable
G0416 Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method billable
G0420 Face-to-face educational services related to the care of chronic kidney disease; individual, per session, per one hour billable
G0421 Face-to-face educational services related to the care of chronic kidney disease; group, per session, per one hour billable
G0422 Intensive cardiac rehabilitation; with or without continuous ecg monitoring with exercise, per session billable
G0423 Intensive cardiac rehabilitation; with or without continuous ecg monitoring; without exercise, per session billable
G0425 Telehealth consultation, emergency department or initial inpatient, typically 30 minutes communicating with the patient via telehealth billable
G0426 Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth billable
G0427 Telehealth consultation, emergency department or initial inpatient, typically 70 minutes or more communicating with the patient via telehealth billable
G0429 Dermal filler injection(s) for the treatment of facial lipodystrophy syndrome (lds) (e.g., as a result of highly active antiretroviral therapy) billable
G0444 Annual depression screening, 5 to 15 minutes billable
G0445 High intensity behavioral counseling to prevent sexually transmitted infection; face-to-face, individual, includes: education, skills training and guidance on how to change sexual behavior; performed semi-annually, 30 minutes billable
G0447 Face-to-face behavioral counseling for obesity, 15 minutes billable
G0448 Insertion or replacement of a permanent pacing cardioverter-defibrillator system with transvenous lead(s), single or dual chamber with insertion of pacing electrode, cardiac venous system, for left ventricular pacing billable
G0451 Development testing, with interpretation and report, per standardized instrument form billable
G0452 Molecular pathology procedure; physician interpretation and report billable
G0453 Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) billable
G0454 Physician documentation of face-to-face visit for durable medical equipment determination performed by nurse practitioner, physician assistant or clinical nurse specialist billable
G0455 Preparation with instillation of fecal microbiota by any method, including assessment of donor specimen billable
G0459 Inpatient telehealth pharmacologic management, including prescription, use, and review of medication with no more than minimal medical psychotherapy billable
G0460 Autologous platelet rich plasma or other blood-derived product for non-diabetic chronic wounds/ulcers, including as applicable phlebotomy, centrifugation or mixing, and all other preparatory procedures, administration and dressings, per treatment billable
G0463 Hospital outpatient clinic visit for assessment and management of a patient billable
G0465 Autologous platelet rich plasma (prp) or other blood-derived product for diabetic chronic wounds/ulcers, using an fda-cleared device for this indication, (includes as applicable administration, dressings, phlebotomy, centrifugation or mixing, and all other preparatory procedures, per treatment) billable
G0466 Federally qualified health center (fqhc) visit, new patient; a medically-necessary, face-to-face encounter (one-on-one) between a new patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a fqhc visit billable
G0467 Federally qualified health center (fqhc) visit, established patient; a medically-necessary, face-to-face encounter (one-on-one) between an established patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a fqhc visit billable
G0468 Federally qualified health center (fqhc) visit, ippe or awv; a fqhc visit that includes an initial preventive physical examination (ippe) or annual wellness visit (awv) and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving an ippe or awv billable
G0469 Federally qualified health center (fqhc) visit, mental health, new patient; a medically-necessary, face-to-face mental health encounter (one-on-one) between a new patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a mental health visit billable
G0470 Federally qualified health center (fqhc) visit, mental health, established patient; a medically-necessary, face-to-face mental health encounter (one-on-one) between an established patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a mental health visit billable
G0471 Collection of venous blood by venipuncture or urine sample by catheterization from an individual in a skilled nursing facility (snf) or by a laboratory on behalf of a home health agency (hha) billable
G0472 Hepatitis c antibody screening, for individual at high risk and other covered indication(s) billable
G0473 Face-to-face behavioral counseling for obesity, group (2-10), 30 minutes billable
G0475 Hiv antigen/antibody, combination assay, screening billable
G0476 Infectious agent detection by nucleic acid (dna or rna); human papillomavirus (hpv), high-risk types (e.g., 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, 59, 68) for cervical cancer screening, must be performed in addition to pap test billable
G0480 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (any type, single or tandem and excluding immunoassays (e.g., ia, eia, elisa, emit, fpia) and enzymatic methods (e.g., alcohol dehydrogenase)), (2) stable isotope or other universally recognized internal standards in all samples (e.g., to control for matrix effects, interferences and variations in signal strength), and (3) method or drug-specific calibration and matrix-matched quality control material (e.g., to control for instrument variations and mass spectral drift); qualitative or quantitative, all sources, includes specimen validity testing, per day; 1-7 drug class(es), including metabolite(s) if performed billable
G0481 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (any type, single or tandem and excluding immunoassays (e.g., ia, eia, elisa, emit, fpia) and enzymatic methods (e.g., alcohol dehydrogenase)), (2) stable isotope or other universally recognized internal standards in all samples (e.g., to control for matrix effects, interferences and variations in signal strength), and (3) method or drug-specific calibration and matrix-matched quality control material (e.g., to control for instrument variations and mass spectral drift); qualitative or quantitative, all sources, includes specimen validity testing, per day; 8-14 drug class(es), including metabolite(s) if performed billable
G0482 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (any type, single or tandem and excluding immunoassays (e.g., ia, eia, elisa, emit, fpia) and enzymatic methods (e.g., alcohol dehydrogenase)), (2) stable isotope or other universally recognized internal standards in all samples (e.g., to control for matrix effects, interferences and variations in signal strength), and (3) method or drug-specific calibration and matrix-matched quality control material (e.g., to control for instrument variations and mass spectral drift); qualitative or quantitative, all sources, includes specimen validity testing, per day; 15-21 drug class(es), including metabolite(s) if performed billable
G0483 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (any type, single or tandem and excluding immunoassays (e.g., ia, eia, elisa, emit, fpia) and enzymatic methods (e.g., alcohol dehydrogenase)), (2) stable isotope or other universally recognized internal standards in all samples (e.g., to control for matrix effects, interferences and variations in signal strength), and (3) method or drug-specific calibration and matrix-matched quality control material (e.g., to control for instrument variations and mass spectral drift); qualitative or quantitative, all sources, includes specimen validity testing, per day; 22 or more drug class(es), including metabolite(s) if performed billable
G0490 Face-to-face home health nursing visit by a rural health clinic (rhc) or federally qualified health center (fqhc) in an area with a shortage of home health agencies; (services limited to rn or lpn only) billable
G0491 Dialysis procedure at a medicare certified esrd facility for acute kidney injury without esrd billable
G0492 Dialysis procedure with single evaluation by a physician or other qualified health care professional for acute kidney injury without esrd billable
G0493 Skilled services of a registered nurse (rn) for the observation and assessment of the patient's condition, each 15 minutes (the change in the patient's condition requires skilled nursing personnel to identify and evaluate the patient's need for possible modification of treatment in the home health or hospice setting) billable
G0494 Skilled services of a licensed practical nurse (lpn) for the observation and assessment of the patient's condition, each 15 minutes (the change in the patient's condition requires skilled nursing personnel to identify and evaluate the patient's need for possible modification of treatment in the home health or hospice setting) billable
G0495 Skilled services of a registered nurse (rn), in the training and/or education of a patient or family member, in the home health or hospice setting, each 15 minutes billable
G0496 Skilled services of a licensed practical nurse (lpn), in the training and/or education of a patient or family member, in the home health or hospice setting, each 15 minutes billable
G0498 Chemotherapy administration, intravenous infusion technique; initiation of infusion in the office/clinic setting using office/clinic pump/supplies, with continuation of the infusion in the community setting (e.g., home, domiciliary, rest home or assisted living) using a portable pump provided by the office/clinic, includes follow up office/clinic visit at the conclusion of the infusion billable
G0499 Hepatitis b screening in non-pregnant, high risk individual includes hepatitis b surface antigen (hbsag), antibodies to hbsag (anti-hbs) and antibodies to hepatitis b core antigen (anti-hbc), and is followed by a neutralizing confirmatory test, when performed, only for an initially reactive hbsag result billable